a crystalline acid, C 6 H 5 NO 2 , that is a component of the vitamin-B complex, found in fresh meat, yeast, etc., produced by the oxidation of nicotine, and used in the prevention and treatment of pellagra.
a vitamin of the B complex that occurs in milk, liver, yeast, etc. Lack of it in the diet leads to the disease pellagra. Formula: (C5H4N)COOH Also called niacin
nicotinic acid n.
[nik-uh-tee-niz-uh m, -ti-, nik-uh-tee-niz-] /ˈnɪk ə tiˌnɪz əm, -tɪ-, ˌnɪk əˈti nɪz-/ noun 1. a pathological condition caused by excessive use of tobacco, and characterized by depression of the central and autonomic nervous systems; poisoning. /ˈnɪkətiːˌnɪzəm/ noun 1. (pathol) a toxic condition of the body or a bodily organ or part caused by nicotine nicotinism […]
[nik-uh-tee-nahyz, nik-uh-tee-nahyz] /ˈnɪk ə tiˌnaɪz, ˌnɪk əˈti naɪz/ verb (used with object), nicotinized, nicotinizing. 1. to drug or impregnate with .
[ni-koi-uh; Spanish nee-kaw-yah] /nɪˈkɔɪ ə; Spanish niˈkɔ yɑ/ noun 1. Gulf of, an arm of the Pacific Ocean on the NW coast of Costa Rica.
[ni-koi-uh; Spanish nee-kaw-yah] /nɪˈkɔɪ ə; Spanish niˈkɔ yɑ/ noun 1. a peninsula in NW Costa Rica, on the Pacific Ocean.